{
  "meta": {
    "subject": "Roblox group 15516651",
    "retrieved": "2026-10-16T21:01:01.314Z",
    "licence": "Measured by roregister.com from public Roblox APIs. Free to reuse with attribution to roregister.com. Not affiliated with Roblox Corporation.",
    "notes": {
      "member_history": "insert-on-change; a point exists only where the value differed from the prior reading.",
      "detection_dates": "ownership/name changes are dated when this register observed them, not when they happened."
    }
  },
  "group": {
    "id": 15516651,
    "name": "Nagano Railway | 永野鉄道",
    "created": "2022-07-29T02:54:17.433Z",
    "owner_user_id": 350007593,
    "member_count": 665,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T14:45:29.124Z",
    "last_measured": "2026-10-15T01:35:13.560Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T14:45:23.353Z",
      "member_count": 632
    },
    {
      "measured_at": "2026-08-11T07:14:30.485Z",
      "member_count": 633
    },
    {
      "measured_at": "2026-08-21T15:55:15.271Z",
      "member_count": 632
    },
    {
      "measured_at": "2026-08-22T08:26:41.165Z",
      "member_count": 633
    },
    {
      "measured_at": "2026-08-23T04:52:19.040Z",
      "member_count": 634
    },
    {
      "measured_at": "2026-08-23T19:10:42.378Z",
      "member_count": 635
    },
    {
      "measured_at": "2026-08-26T07:49:09.245Z",
      "member_count": 636
    },
    {
      "measured_at": "2026-08-27T08:17:21.752Z",
      "member_count": 637
    },
    {
      "measured_at": "2026-08-29T00:57:44.547Z",
      "member_count": 639
    },
    {
      "measured_at": "2026-09-01T01:13:31.727Z",
      "member_count": 641
    },
    {
      "measured_at": "2026-09-05T11:48:13.912Z",
      "member_count": 640
    },
    {
      "measured_at": "2026-09-08T01:16:15.629Z",
      "member_count": 641
    },
    {
      "measured_at": "2026-09-09T01:06:07.455Z",
      "member_count": 642
    },
    {
      "measured_at": "2026-09-15T13:11:47.640Z",
      "member_count": 648
    },
    {
      "measured_at": "2026-09-17T17:00:45.336Z",
      "member_count": 651
    },
    {
      "measured_at": "2026-09-18T09:46:03.371Z",
      "member_count": 652
    },
    {
      "measured_at": "2026-09-20T23:45:31.941Z",
      "member_count": 653
    },
    {
      "measured_at": "2026-09-22T22:24:11.182Z",
      "member_count": 654
    },
    {
      "measured_at": "2026-09-24T06:45:31.448Z",
      "member_count": 655
    },
    {
      "measured_at": "2026-09-28T16:45:19.502Z",
      "member_count": 657
    },
    {
      "measured_at": "2026-09-29T06:57:11.525Z",
      "member_count": 658
    },
    {
      "measured_at": "2026-09-30T04:56:06.724Z",
      "member_count": 657
    },
    {
      "measured_at": "2026-10-03T00:27:12.731Z",
      "member_count": 659
    },
    {
      "measured_at": "2026-10-09T05:34:24.067Z",
      "member_count": 661
    },
    {
      "measured_at": "2026-10-10T01:18:45.168Z",
      "member_count": 662
    },
    {
      "measured_at": "2026-10-11T06:20:49.087Z",
      "member_count": 663
    },
    {
      "measured_at": "2026-10-14T11:23:51.936Z",
      "member_count": 665
    }
  ],
  "name_history": [
    {
      "name": "Nagano Railway | 永野鉄道",
      "first_seen": "2026-08-10T14:45:23.353Z",
      "last_seen": "2026-10-15T01:35:13.560Z",
      "current": true
    }
  ],
  "ownership_events": []
}